331388568

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 288

約数和(自身を含む): 1120392000

約数和(自身を除く): 789003432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 29, 36, 41, 42, 49, 56, 58, 63, 72, 79, 82, 84, 87, 98, 116, 123, 126, 147, 158, 164, 168, 174, 196, 203, 232, 237, 246, 252, 261, 287, 294, 316, 328, 348, 369, 392, 406, 441, 474, 492, 504, 522, 553, 574, 588, 609, 632, 696, 711, 738, 812, 861, 882, 948, 984, 1044, 1106, 1148, 1176, 1189, 1218, 1421, 1422, 1476, 1624, 1659, 1722, 1764, 1827, 1896, 2009, 2088, 2212, 2291, 2296, 2378, 2436, 2583, 2842, 2844, 2952, 3239, 3318, 3444, 3528, 3567, 3654, 3871, 4018, 4263, 4424, 4582, 4756, 4872, 4977, 5166, 5684, 5688, 6027, 6478, 6636, 6873, 6888, 7134, 7308, 7742, 8036, 8323, 8526, 9164, 9512, 9717, 9954, 10332, 10701, 11368, 11613, 12054, 12789, 12956, 13272, 13746, 14268, 14616, 15484, 16037, 16072, 16646, 17052, 18081, 18328, 19434, 19908, 20619, 20664, 21402, 22673, 23226, 24108, 24969, 25578, 25912, 27492, 28536, 29151, 30968, 32074, 33292, 34104, 34839, 36162, 38868, 39816, 41238, 42804, 45346, 46452, 48111, 48216, 49938, 51156, 54984, 58261, 58302, 64148, 66584, 68019, 69678, 72324, 74907, 77736, 82476, 85608, 90692, 92904, 93931, 96222, 99876, 102312, 112259, 116522, 116604, 128296, 136038, 139356, 144333, 144648, 149814, 158711, 164952, 174783, 181384, 187862, 192444, 199752, 204057, 224518, 233044, 233208, 272076, 278712, 281793, 288666, 299628, 317422, 336777, 349566, 375724, 384888, 408114, 449036, 466088, 476133, 524349, 544152, 563586, 577332, 599256, 634844, 657517, 673554, 699132, 751448, 816228, 845379, 898072, 952266, 1010331, 1048698, 1127172, 1154664, 1269688, 1315034, 1347108, 1398264, 1428399, 1632456, 1690758, 1904532, 1972551, 2020662, 2097396, 2254344, 2630068, 2694216, 2856798, 3381516, 3809064, 3945102, 4041324, 4194792, 4602619, 5260136, 5713596, 5917653, 6763032, 7890204, 8082648, 9205238, 11427192, 11835306, 13807857, 15780408, 18410476, 23670612, 27615714, 36820952, 41423571, 47341224, 55231428, 82847142, 110462856, 165694284, 331388568]

約数ペア:

[(1, 331388568), (2, 165694284), (3, 110462856), (4, 82847142), (6, 55231428), (7, 47341224), (8, 41423571), (9, 36820952), (12, 27615714), (14, 23670612), (18, 18410476), (21, 15780408), (24, 13807857), (28, 11835306), (29, 11427192), (36, 9205238), (41, 8082648), (42, 7890204), (49, 6763032), (56, 5917653), (58, 5713596), (63, 5260136), (72, 4602619), (79, 4194792), (82, 4041324), (84, 3945102), (87, 3809064), (98, 3381516), (116, 2856798), (123, 2694216), (126, 2630068), (147, 2254344), (158, 2097396), (164, 2020662), (168, 1972551), (174, 1904532), (196, 1690758), (203, 1632456), (232, 1428399), (237, 1398264), (246, 1347108), (252, 1315034), (261, 1269688), (287, 1154664), (294, 1127172), (316, 1048698), (328, 1010331), (348, 952266), (369, 898072), (392, 845379), (406, 816228), (441, 751448), (474, 699132), (492, 673554), (504, 657517), (522, 634844), (553, 599256), (574, 577332), (588, 563586), (609, 544152), (632, 524349), (696, 476133), (711, 466088), (738, 449036), (812, 408114), (861, 384888), (882, 375724), (948, 349566), (984, 336777), (1044, 317422), (1106, 299628), (1148, 288666), (1176, 281793), (1189, 278712), (1218, 272076), (1421, 233208), (1422, 233044), (1476, 224518), (1624, 204057), (1659, 199752), (1722, 192444), (1764, 187862), (1827, 181384), (1896, 174783), (2009, 164952), (2088, 158711), (2212, 149814), (2291, 144648), (2296, 144333), (2378, 139356), (2436, 136038), (2583, 128296), (2842, 116604), (2844, 116522), (2952, 112259), (3239, 102312), (3318, 99876), (3444, 96222), (3528, 93931), (3567, 92904), (3654, 90692), (3871, 85608), (4018, 82476), (4263, 77736), (4424, 74907), (4582, 72324), (4756, 69678), (4872, 68019), (4977, 66584), (5166, 64148), (5684, 58302), (5688, 58261), (6027, 54984), (6478, 51156), (6636, 49938), (6873, 48216), (6888, 48111), (7134, 46452), (7308, 45346), (7742, 42804), (8036, 41238), (8323, 39816), (8526, 38868), (9164, 36162), (9512, 34839), (9717, 34104), (9954, 33292), (10332, 32074), (10701, 30968), (11368, 29151), (11613, 28536), (12054, 27492), (12789, 25912), (12956, 25578), (13272, 24969), (13746, 24108), (14268, 23226), (14616, 22673), (15484, 21402), (16037, 20664), (16072, 20619), (16646, 19908), (17052, 19434), (18081, 18328)]